Ответ:

  1. 48⁰ = 1.
  2. 10⁻² = 1/100.
  3. (2/8)⁻¹ = (1/4)⁻¹ = 4.
  4. (0,3)⁻³ = (3/10)⁻³ = (10/3)³ = 1000/27.
  5. (−1,2)⁻² = (−6/5)⁻² = 25/36.
  6. (2 1/4)⁻² = (9/4)⁻² = 16/81.